Not only are they as safe as houses, they're popular!

他们不仅像房屋一样安全，而且很受欢迎！

Your money will be as safe as houses.

【safe】你的钱会像房子一样安全。

The ugly ones are as safe as houses, aren't they, Jenny? ' and the speaker turned to one who was certainly not beautiful.

那些难看的姑娘就跟房子一样安全，是吗，珍妮？”说话的人朝一位显然不漂亮的姑娘问道。